Non-Switching Power Monitoring Plug (Unswitched. No Relay)?

[CuriousB]

I am doing this with a ZSE38 from Zooz. Its a ZWave repeater but has power monitoring and a backup battery. As such it can report status of the power it is connected to the hub. I talk about it here

240 VAC status monitoring sensor recommendations?

OK I was able to complete this open item. I have a pool pump that can go out due to nuisance trip of a GFCI breaker. GFCI is mandatory under NEC for pool pumps so I have to stay with it. I wired a simple outlet inside the pool panel off of one of the GFCI 240VAC legs and the neutral bus on the GFCI breaker. I plugged in a Zooz ZSE38 signal repeater enrolled in my network. The ZSE38 has a data pid for power source, mains or battery. If the mains fail then the ZSE38 runs off its internal battery…